var hangzhouJson = {
    "type": "FeatureCollection",
    "features": [{
        "type": "Feature",
        "properties": {
            "name": "潮鸣"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.18339157104494, 30.260142180240916],
                    [120.18412113189699, 30.268445054602093],
                    [120.18249034881592, 30.275375934291862],
                    [120.18459320068358, 30.275968928008236],
                    [120.18442153930664, 30.277414335181536],
                    [120.18429279327393, 30.27852617236749],
                    [120.17974376678467, 30.278192622534295],
                    [120.17343521118163, 30.277266089271684],
                    [120.17463684082031, 30.260475791408766],
                    [120.18339157104494, 30.260142180240916]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "长庆"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.17472267150877, 30.260364587812067],
                    [120.17347812652586, 30.27722902775923],
                    [120.170259475708, 30.27678428851807],
                    [120.1658821105957, 30.276747226823687],
                    [120.16695499420165, 30.260475791408766],
                    [120.17472267150877, 30.260364587812067]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "武林"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.16695499420165, 30.260475791408766],
                    [120.16648292541504, 30.26699951534799],
                    [120.16433715820311, 30.266777122804427],
                    [120.15635490417479, 30.26581341596122],
                    [120.15347957611084, 30.272818607848805],
                    [120.15236377716063, 30.27533887206559],
                    [120.14987468719481, 30.27511649841429],
                    [120.153865814209, 30.260735265978038],
                    [120.16695499420165, 30.260475791408766]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "天水"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.15232086181639, 30.27533887206559],
                    [120.15635490417479, 30.26581341596122],
                    [120.16648292541504, 30.26696244995905],
                    [120.16601085662842, 30.276710165115283],
                    [120.15751361846924, 30.276858411864904],
                    [120.15605449676514, 30.276413670944258],
                    [120.15614032745361, 30.27559830735534],
                    [120.15232086181639, 30.27533887206559]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "朝晖"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.17038822174072, 30.276747226823687],
                    [120.16944408416747, 30.277710826329432],
                    [120.16871452331543, 30.28315869171644],
                    [120.16798496246338, 30.285456340170725],
                    [120.16669750213623, 30.293757073274122],
                    [120.16515254974365, 30.296239745357507],
                    [120.1636505126953, 30.29690672117658],
                    [120.16171932220458, 30.297240207384963],
                    [120.16124725341797, 30.295980364647217],
                    [120.1544666290283, 30.2940164598648],
                    [120.1544666290283, 30.29416468046573],
                    [120.1477289199829, 30.29171901190548],
                    [120.14807224273682, 30.289569737675258],
                    [120.1488447189331, 30.288124509557772],
                    [120.15103340148924, 30.286086331153648],
                    [120.15129089355469, 30.285048696790764],
                    [120.15523910522461, 30.284529875493853],
                    [120.15755653381348, 30.276821350198485],
                    [120.17038822174072, 30.276747226823687]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "文晖"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.18450736999512, 30.278303805937984],
                    [120.18218994140624, 30.280823929300595],
                    [120.17961502075194, 30.28401105145334],
                    [120.17944335937499, 30.287346300982822],
                    [120.18287658691405, 30.298907621414866],
                    [120.18545150756837, 30.299741317797174],
                    [120.18731832504272, 30.301353110702745],
                    [120.18804788589478, 30.303150135920838],
                    [120.1884126663208, 30.30389116765583],
                    [120.18819808959958, 30.304984179240705],
                    [120.18774747848512, 30.305651095577222],
                    [120.18744707107544, 30.30607717863904],
                    [120.18708229064941, 30.306095703947562],
                    [120.18708229064941, 30.306651461574628],
                    [120.18637418746947, 30.306725562353517],
                    [120.18562316894531, 30.30713311563602],
                    [120.18249034881592, 30.306688511971068],
                    [120.17918586730957, 30.30594750138147],
                    [120.1786708831787, 30.310615774574615],
                    [120.1755380630493, 30.310467578842772],
                    [120.1763105392456, 30.30781854233523],
                    [120.17229795455933, 30.308133466508973],
                    [120.17292022705077, 30.302464676579113],
                    [120.16871452331543, 30.303353920206348],
                    [120.16826391220093, 30.301056691007336],
                    [120.16674041748047, 30.301130796015194],
                    [120.16605377197266, 30.299352260367566],
                    [120.16304969787596, 30.304984179240755],
                    [120.15935897827148, 30.30372443600381],
                    [120.16193389892578, 30.297129045441494],
                    [120.1636505126953, 30.296758504719936],
                    [120.16519546508786, 30.296165636653132],
                    [120.16682624816893, 30.29353474136468],
                    [120.16828536987303, 30.284826345142342],
                    [120.16965866088866, 30.277266089271635],
                    [120.17051696777344, 30.276747226823662],
                    [120.18450736999512, 30.278303805937984]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "东新"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.15935897827154, 30.303761487506527],
                    [120.16296386718754, 30.304873026076862],
                    [120.16611814498901, 30.29914846776452],
                    [120.16665458679203, 30.301093743518262],
                    [120.16828536987309, 30.30101963848239],
                    [120.16877889633179, 30.303279816878817],
                    [120.17285585403442, 30.30255730649996],
                    [120.17225503921509, 30.30826314087463],
                    [120.17467975616454, 30.30785559229054],
                    [120.17632126808167, 30.307804648598395],
                    [120.17611742019653, 30.30828166577001],
                    [120.17558097839357, 30.310486103321526],
                    [120.177104473114, 30.31054167673672],
                    [120.17873525619507, 30.310467578842797],
                    [120.17897129058838, 30.308096416658667],
                    [120.17916440963744, 30.305891925361454],
                    [120.18251180648805, 30.306660724175046],
                    [120.18212556838989, 30.310041514865528],
                    [120.18298387527467, 30.310893640967837],
                    [120.18405675888062, 30.311319701240702],
                    [120.18390655517577, 30.312116243738977],
                    [120.18306970596315, 30.312301485252583],
                    [120.18313407897953, 30.31680274639832],
                    [120.18364906311041, 30.329101434284137],
                    [120.17403602600102, 30.33147208815761],
                    [120.16991615295416, 30.33295371768595],
                    [120.15232086181645, 30.311023311681737],
                    [120.15935897827154, 30.303761487506527]
                ]
            ]
        }
    }, {
        "type": "Feature",
        "properties": {
            "name": "石桥"
        },
        "geometry": {
            "type": "Polygon",
            "coordinates": [
                [
                    [120.169894695282, 30.332842596249005],
                    [120.18356323242188, 30.329027350425925],
                    [120.18306970596315, 30.312282961116946],
                    [120.18388509750366, 30.312097719568353],
                    [120.18405675888062, 30.311356749872548],
                    [120.18299460411073, 30.310865854363964],
                    [120.18214702606203, 30.31001372802011],
                    [120.18757581710817, 30.310245284824855],
                    [120.19186735153198, 30.313801928608118],
                    [120.19349813461305, 30.31417240491248],
                    [120.19427061080934, 30.314987447851916],
                    [120.19487142562868, 30.315580202095422],
                    [120.19590139389038, 30.31624704633337],
                    [120.199248790741, 30.316172952753245],
                    [120.20448446273807, 30.321359368051603],
                    [120.19358396530153, 30.321285278337555],
                    [120.19358396530153, 30.322989327584725],
                    [120.19856214523318, 30.322841150566017],
                    [120.19856214523318, 30.32395247274289],
                    [120.19847631454468, 30.324545172748678],
                    [120.1983904838562, 30.326100993200814],
                    [120.19942045211793, 30.326175079272588],
                    [120.20130872726442, 30.325878734649237],
                    [120.20148038864137, 30.327582703989293],
                    [120.1983904838562, 30.328175382028338],
                    [120.19813299179079, 30.331286882890318],
                    [120.19701719284058, 30.331879538512688],
                    [120.19778966903687, 30.332990758136976],
                    [120.19907712936401, 30.333879724757107],
                    [120.20731687545778, 30.337065122203622],
                    [120.20744562149049, 30.34769471013487],
                    [120.2008581161499, 30.34787988436308],
                    [120.19963502883911, 30.34815764504846],
                    [120.1983690261841, 30.349916777747875],
                    [120.1973605155945, 30.349972328791708],
                    [120.19630908966066, 30.350750040094336],
                    [120.19517183303833, 30.353249784558994],
                    [120.19126653671265, 30.351361094638683],
                    [120.18173933029176, 30.349731607373965],
                    [120.169894695282, 30.332842596249005]
                ]
            ]
        }
    }]
}